And according to Ballmer, the new operating system is “the rebirth of Windows”, being “the most important job we have ever done.” The last sentence makes sense when we see that Windows 8 is radically different from its predecessors, integrating the user interface Metro and eliminating the start button , among several other changes.

Added to that, Microsoft CEO also said that a version of skype for Windows 8 is ready for its premiere, perhaps coinciding with the release of the final version of the operating system expected for the month of October.